General Information - Hach ORBISPHERE Manual Básico Del Usuario

Table 4 Membrane specifications - Oxygen sensors (1) (continued)
Specification
Recommended min. linear flow
4
rate [cm/sec]
Recommended gaseous flow rate
[L/min]
Oxygen sensors (Table 2)
Table 5 Membrane specifications - Oxygen sensors (2)
Specification
Recommended applications
Material
Thickness [μm]
Calibration gas
Dissolved measurement range
Gaseous measurement range
Accuracy
Integrated radiation dose limit [rads]
Expected current in air @ 1 bar
25 °C [μA]
Expected current in pure O
O consumption in O saturated
2 2
water at 25 °C [μg/hour]
Temp. compensation range
Temp. measuring range
5
Response time
Recommended min. liquid flow rate
[mL/min]
Recommended min. linear flow rate
[cm/sec]
Recommended gaseous flow rate
[L/min]

General information

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5
Response time at 25 °C for a 90% signal change
6
Liquid flow through an ORBISPHERE 32001 flow chamber, with protection cap and no grille
2956A-A
200
2935A-A
Saturated to super
saturated levels
Halar
25
Air / Pure O
0 ppb to 400 ppm
0 Pa to 1000 kPa
The greater of
±1% of reading
or ± 10 ppb,
or ± 20 Pa
N/A
0.9
[μA] 4.7
2
1.4
2.5 min.
6
25
6
20
2958A-A
100
0.1 to 3
29521A-A
Saturated to super
saturated levels
®
Tefzel
125
Air / Pure O
2
0 ppb to 400 ppm
0 Pa to 1000 kPa
The greater of
±1% of reading
or ± 10 ppb,
or ± 20 Pa
10
0.7
3.8
1.3
– 5 to 60 °C
– 5 to 100 °C
18 min.
25
60
0.1 to 3
29552A-A 2952A-A
30 30
2995A-A
In line hot wort
(up to 70 °C)
®
Tefzel
12.5
Pure O
2
0 ppb to 2000 ppm
0 Pa to 5000 kPa
The greater of
±1% of reading
or ± 50 ppb,
or ± 100 Pa
8
10
0.2
0.9
0.3
80 sec.
5
5
English 5
®
2
8